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| 이벤트 헤더 (The portion of an event that defines the temporal properties of the event and the event kind. Temporal properties include a valid start time and end time associated with the event) | |||
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| 이벤트 헤더 (The portion of an event that defines the temporal properties of the event and the event kind. Temporal properties include a valid start time and end time associated with the event) | |||
